diff --git a/CanUds.c b/CanUds.c
index cbcbc2e..8417d0e 100644
--- a/CanUds.c
+++ b/CanUds.c
@@ -1547,7 +1547,7 @@ static uint16_t RequestDownload_34(tCanUds *env) {
     requestDownload_Response->ServiceId = UDS_RequestDownload | 0b1000000;
     requestDownload_Response->lengthFormatIdentifier = 0x20; // 2 байта - длина поля maxNumberOfBlockLength
 
-    uint8_t countBlock = 16;//31;
+    uint8_t countBlock = 8;//31;
     requestDownload_Response->maxNumberOfBlockLength = countBlock * 128 + 2;
 
 
diff --git a/CanUds.h b/CanUds.h
index b5bc972..f2e747e 100644
--- a/CanUds.h
+++ b/CanUds.h
@@ -11,7 +11,7 @@
 #include "CanSpamTransmitter.h"
 #include "AdcTasks.h"
 
-#define LOG_UDS 0
+#define LOG_UDS 1
 
 //#define CAN_US_QUEUE_SIZE 1